Perbandinngan sitem politik / Mohtar mas'ud ( ed )

 MacAndrews, Colin;

Yogyakarta : Gadjah Mada University Press , 2001

Exporting Congress? :the influence of the U.S. Congress on world legislatures

 Power, Timothy J.; Rae, Nicol C.;

Pittsburgh, PA : : University of Pittsburgh Press, , 2006

Comparative politics : an introduction

 Klesner, Joseph L.;

New York : McGraw-Hill Education , 2014